AS5043
Data Sheet - Pin Configuration
5 Pin Configuration
Figure 2: AS5043 Pin Configuration SSOP16
16
15
14
13
12
11
1
2
3
4
5
6
7
8
VDD5V
MagRngn
Mode
VDD3V3
CSn
CLK
NC
NC
Vout
NC
FB
DO
VSS
10
9
DACout
DACref
Prog_DI
Package = SSOP16 (16 lead Shrink Small Outline Package)
Table 1: Pin Description SSOP16
Pin Symbol
Type
Description
Magnet Field Magnitude RaNGe warning; active low, indicates that the magnetic field
strength is outside of the recommended limits.
1
2
MagRngn DO_OD
Mode input. Select between low noise (low, connect to VSS) and high speed (high,
connect to VDD5V) mode at power up. Internal pull-down resistor.
Mode
DI_PD, ST
3
4
5
6
7
CSn
CLK
NC
DI_PU, ST
Chip Select, active low; Schmitt-Trigger input, internal pull-up resistor (~50kΩ)
Clock Input of Synchronous Serial Interface; Schmitt-Trigger input
must be left unconnected
DI,ST
-
DO
DO_T
S
Data Output of Synchronous Serial Interface
VSS
Negative Supply Voltage (GND)
OTP Programming Input and Data Input for Daisy Chain mode. Internal pull-down resistor
(~74kΩ).
8
Prog_DI DI_PD
Should be connected to VSS if programming is not used
9
DACref
AI
AO
AI
AO
-
DAC Reference voltage input for external reference
DAC output (unbuffered, Ri ~8kΩ)
Feedback, OPAMP inverting input
OPAMP output
10 DACout
11 FB
12 Vout
13 NC
Must be left unconnected
14 NC
-
Must be left unconnected
3V-Regulator Output for internal core, regulated from VDD5V.Connect to VDD5V for 3V
supply voltage. Do not load externally.
15 VDD3V3
16 VDD5V
S
S
Positive Supply Voltage, 3.0 to 5.5 V
DO_OD digital output open drain
DI_PD digital input pull-down
DI_PU digital input pull-up
S
supply pin
AI
analog input
analog output
digital input
DO_T digital output /tri-state AO
ST
Schmitt-trigger input
DI
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